<?php

namespace app\admin\controller\article;

use app\admin\model\recommend\Wap;
use app\admin\model\recommend\WapRelation;
use app\admin\model\recommend\Web;
use app\admin\model\recommend\WebRelation;
use app\common\controller\Backend;
use think\Db;
use think\db\exception\DataNotFoundException;
use think\db\exception\ModelNotFoundException;
use think\exception\DbException;
use think\exception\PDOException;
use think\exception\ValidateException;

/**
 * 文章管理管理
 *
 * @icon fa fa-circle-o
 */
class Article extends Backend
{

    /**
     * Article模型对象
     * @var \app\admin\model\article\Article
     */
    protected $model = null;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\admin\model\article\Article;

		$categoryList = array_column(\app\admin\model\article\Category::where('is_del', 0)->select(),'title','id');
		$this->view->assign("categoryList", $categoryList);
		$this->assignconfig("categoryList", $categoryList);
    }



    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */


    /**
     * 查看
     */
    public function index()
    {
        //当前是否为关联查询
        $this->relationSearch = true;
        //设置过滤方法
        $this->request->filter(['strip_tags', 'trim']);
        if ($this->request->isAjax()) {
            //如果发送的来源是Selectpage，则转发到Selectpage
            if ($this->request->request('keyField')) {
                return $this->selectpage();
            }
            list($where, $sort, $order, $offset, $limit) = $this->buildparams();

            $list = $this->model
                    ->with(['category'])
                    ->where($where)
                    ->order($sort, $order)
                    ->paginate($limit)
					->each(function ($item, $key) {
						$recom = [];
						if($item->webrecom) $recom[] = 'PC端';
						if($item->waprecom) $recom[] = '移动端';
						$item->recom = $recom;
					});

            $result = array("total" => $list->total(), "rows" => $list->items());

            return json($result);
        }
        return $this->view->fetch();
    }

	public function tags(){
		echo '[]';
	}


    /**
     * 添加
     *
     * @return string
     * @throws \think\Exception
     */
    public function add()
    {
        if (false === $this->request->isPost()) {
            return $this->view->fetch();
        }
        $params = $this->request->post('row/a');
        if (empty($params)) {
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $params = $this->preExcludeFields($params);

        if ($this->dataLimit && $this->dataLimitFieldAutoFill) {
            $params[$this->dataLimitField] = $this->auth->id;
        }
        $result = false;
        Db::startTrans();
        try {
            //是否采用模型验证
            if ($this->modelValidate) {
                $name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.add' : $name) : $this->modelValidate;
                $this->model->validateFailException()->validate($validate);
            }
            $result = $this->model->allowField(true)->save($params);
			$this->model->content()->save(['content' => $params['content']]);
            Db::commit();
        } catch (ValidateException|PDOException|Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        if ($result === false) {
            $this->error(__('No rows were inserted'));
        }
        $this->success();
    }

    /**
     * 编辑
     *
     * @param $ids
     * @return string
     * @throws DbException
     * @throws \think\Exception
     */
    public function edit($ids = null)
    {
        $row = $this->model->get($ids);
        if (!$row) {
            $this->error(__('No Results were found'));
        }
        $adminIds = $this->getDataLimitAdminIds();
        if (is_array($adminIds) && !in_array($row[$this->dataLimitField], $adminIds)) {
            $this->error(__('You have no permission'));
        }
        if (false === $this->request->isPost()) {
            $this->view->assign('row', $row);
            return $this->view->fetch();
        }
        $params = $this->request->post('row/a');
        if (empty($params)) {
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $params = $this->preExcludeFields($params);
        $result = false;
        Db::startTrans();
        try {
            //是否采用模型验证
            if ($this->modelValidate) {
                $name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.edit' : $name) : $this->modelValidate;
                $row->validateFailException()->validate($validate);
            }
			$row->content->save(['content'=>$params['content']]);
            $result = $row->allowField(true)->save($params);
            Db::commit();
        } catch (ValidateException|PDOException|Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        if (false === $result) {
            $this->error(__('No rows were updated'));
        }
        $this->success();
    }

	public function recom($type, $ids){
		$article = $this->model->find($ids);

		switch ($type) {
			case 'web':
				$recomModel = new Web();
				$row = $article->webrecom;
				$hasOne = $article->webrecom();
				$type_id = 4;
				break;
			case 'wap':
				$recomModel = new Wap();
				$row = $article->waprecom;
				$hasOne = $article->waprecom();
				$type_id = 1;
				break;
			default:
				$this->error('推荐类型不存在');
		}
		$row = $row ?: ['recommend_id' => 0, 'sort' => ''];

		if (false === $this->request->isPost()) {
			$recomList = $recomModel->where(['is_show' => 1, 'type' => $type_id])->order('sort desc,add_time desc')->column('id,title');
			$this->view->assign('recomList', $recomList);
            $this->view->assign('row', $row);
			$this->assignconfig('row', $row);
            return $this->view->fetch();
        }

		$params = $this->request->post('row/a');
        if (empty($params)) {
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $params = $this->preExcludeFields($params);
        $result = false;
        Db::startTrans();
        try {
			$params['type'] = $type_id;
			$params['link_id'] = $ids;

			if(isset($row->id)){
				$result = $row->save($params);
			}else{
				$result = $hasOne->save($params);
			}
            Db::commit();
        } catch (ValidateException|PDOException|Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        if (false === $result) {
            $this->error(__('No rows were updated'));
        }
        $this->success();
	}

	public function recom_cancel(){
		$id = $this->request->post('id');
		$type = $this->request->post('type');
		switch ($type) {
			case 'web':
				$relationModel = new WebRelation();
				break;
			case 'wap':
				$relationModel = new WapRelation();
				break;
			default:
				$this->error('推荐类型不存在');
		}
		$result = $relationModel->where(['id' => $id])->delete();
		if($result === false){
			$this->error(__('No rows were deleted'));
		}
		$this->success();
	}
}
